diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild
index 31b62622be..5fb8acd55d 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-firmware/coreos-firmware-99999999.ebuild
@@ -115,6 +115,10 @@ src_prepare() {
 }
 
 src_install() {
+	local list=$(find -type f) || die
+
+	[[ -n "${list}" ]] || die "No firmware files found to install."
+
 	insinto /lib/firmware/
-	doins -r *
+	doins -r ${list}
 }